Home / 2,818.60-4,225.61-1,176.37

Finding the Fourth Proportional to 2,818.60, 4,225.61 and 1,176.37

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Solution

The fourth proportional to 2,818.60, 4,225.61 and 1,176.37 is: 1,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818.60 : 4,225.61 = 1,176.37 : x
  2. Step 2: Convert to fraction form
    2,818.60/4,225.61 = 1,176.37/x
  3. Step 3: Cross multiply
    2,818.60x = 4,225.61 × 1,176.37
  4. Step 4: Simplify right side
    2,818.60x = 4,970,880.84
  5. Step 5: Solve for x
    x = 4,970,880.84/2,818.60
  6. Step 6: Final answer
    x = 1,763.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.